update total puzzle count

Author: beakerandjake

src/validation/validatePuzzle.js

@@ -34,5 +34,6 @@ export const getAllPuzzlesForYear = (year) => {
 export const getTotalPuzzleCount = () => {
   const days = getConfigValue('aoc.validation.days');
   const levels = getConfigValue('aoc.validation.levels');
-  return days.length * levels.length;
+  // Days 1-24 have 2 levels, but day 25 has 1 level.
+  return (days.length - 1) * levels.length + 1;
 };

tests/validation/validatePuzzle.test.js

@@ -120,7 +120,8 @@ describe('validatePuzzle', () => {
         throw new Error('unexpected getConfigValue call in test');
       });
       const result = getTotalPuzzleCount();
-      expect(result).toBe(days.length * levels.length);
+      // expect days 1-(n-1) have levels.length levels, while day n has 1 level.
+      expect(result).toBe((days.length - 1) * levels.length + 1);
     });
   });
 });